Qiskit coding skills for Bell States and Deutsch algorithm

Signed-off-by: lzrvc <[email protected]>

Author: lzrvc-ibm

compositional_skills/technology/attribution.txt

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+Title of work: Basic quantum gates - Bell and Deutsch oracles
+License of the work: MIT
+Creator names: Sasha Lazarevic

compositional_skills/technology/qna.yaml

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+created_by: lzrvc-ibm
+version: 3
+task_description: >-
+  This is code that will teach the student model on how to code Bell states and
+  Deutsch algorithm
+seed_examples:
+  - question: give me the Qiskit code for the qubit gates for the first Bell state
+    answer: |-
+      qc.h(q[0])
+      qc.cx(q[0],q[1])
+  - question: give me the Qiskit code for the qubit gates for the second Bell state
+    answer: |-
+      qc.h(q[0])
+      qc.cx(q[0],q[1])
+      qc.z(q[0])
+  - question: give me the Qiskit code for the qubit gates for the third Bell state
+    answer: |-
+      qc.h(q[0])
+      qc.cx(q[0],q[1])
+      qc.x(q[1])
+  - question: give me the Qiskit code for the qubit gates for the fourth Bell state
+    answer: |-
+      qc.h(q[0])
+      qc.cx(q[0],q[1])
+      qc.z(q[0])
+      qc.x(q[1])
+  - question: >-
+      give me the Qiskit code for the qubit gates for the implementation of
+      oracle function for Deutsch algorithm
+    answer: |-
+      def blackbox(oracleType=None):
+
+          if oracleType == None:
+              oracleType = np.random.randint(4)
+
+          oracles = {0: 'qc.iden(q[1])', 1: 'qc.x(q[1])', 2: 'qc.cx(q[0], q[1])', 3: 'qc.cx(q[0], q[1]), qc.x(q[1])'}
+          return oracles[oracleType]